Answer: 20 minutes until 1 o'clock so it would be 12:40
Step-by-step explanation:
If he used 34 bottles for every batch just divide 214 bottles he used by 34 it takes for a batch
he made 6.3 batches
You can complete this by solving:

Which should give you .274418 or 27.44%
32 degees, 43.8 degrees, 53.8, 63.8 Yes they are proportional
It is x^2-2x-9 since u just subtract both equations